gold dredge

a gold dredge is a placer mining machine that extracts gold from sand, gravel, and dirt using water and mechanical methods.. the original gold dredges were large, multi story machines built in the first half of the 1900s.

used gold mining and washing equipment sale

used gold mining equipment in china machine for sale. used gold mining equipment in china used gold mining equipment in china manufacturer in shanghai, china used gold mining equipment in china is manufactured from shanghai xuanshi,it is the main mineral processing solutions.